Thread (28 messages) 28 messages, 4 authors, 2024-10-02

Re: [PATCH 4/8] clk: rockchip: Add PLL flag ROCKCHIP_PLL_FIXED_MODE

From: Heiko Stübner <heiko@sntech.de>
Date: 2024-10-02 10:12:17
Also in: linux-clk, linux-devicetree, linux-rockchip, lkml

Am Mittwoch, 2. Oktober 2024, 12:08:20 CEST schrieb Yao Zi:
On Wed, Oct 02, 2024 at 10:16:49AM +0200, Heiko Stübner wrote:
quoted
Hi,

Am Dienstag, 1. Oktober 2024, 06:23:58 CEST schrieb Yao Zi:
quoted
RK3528 comes with a new PLL type, flagged by ROCKCHIP_PLL_FIXED_MODE,
which should operate in normal mode only. Add corresponding definition
and handle it in code.
More commit message would be nice ;-) .
Good idea.
quoted
It's the PPLL for the pcie controller that is specified in the manual to
only work in normal mode. This is helpful for people reading along :-) .

Heiko
btw, for the documentation, is there any technical reference manual
of RK3528 available publicly? Please let me know if it's true, it will
be quite helpful to understand clock tree better :)
Sadly not. So far there hasn't been a "leak" yet and Rockchip also seems
to have gotten more restrictive for whatever strange reason, so with my
NDA I also only got part1 of the manual.


Heiko


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